Animal studies are not available. There are no controlled data in human pregnancy.

AU Exempt: Medications exempted from pregnancy classification are not absolutely safe for use in pregnancy in all circumstances. Some exempted medicines, for example the complementary medicine, St John's Wort, may interact with other medicines and induce unexpected adverse effects in the mother and/or fetus.

US FDA pregnancy category C: Animal reproduction studies have shown an adverse effect on the fetus and there are no adequate and well-controlled studies in humans, but potential benefits may warrant use of the drug in pregnant women despite potential risks.

Use is not recommended unless clearly needed.

AU TGA pregnancy category: Exempt
US FDA pregnancy category: C

Comments:
-There is no data on use in pregnant women to know this drugs risks, including the risk of fetal harm or reproductive effects.

See references

Use is not recommended unless clearly needed.

Excreted into human milk: Data not available
Excreted into animal milk: Data not available

Comments:
-Normal human milk has a potassium content of about 13 mEq/mL; it is unknown if this drug effects this level.

See references